56454920

素因数分解:

$2^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{5623}}^1$

素因数の和:5885

約数の個数: 32

約数和(自身を含む): 127552320

約数和(自身を除く): 71097400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 251, 502, 1004, 1255, 2008, 2510, 5020, 5623, 10040, 11246, 22492, 28115, 44984, 56230, 112460, 224920, 1411373, 2822746, 5645492, 7056865, 11290984, 14113730, 28227460, 56454920]

約数ペア:

[(1, 56454920), (2, 28227460), (4, 14113730), (5, 11290984), (8, 7056865), (10, 5645492), (20, 2822746), (40, 1411373), (251, 224920), (502, 112460), (1004, 56230), (1255, 44984), (2008, 28115), (2510, 22492), (5020, 11246), (5623, 10040)]